/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package web;

import ejb.Articolo;
import ejb.BusinessLogic;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import java.util.StringTokenizer;
import javax.ejb.EJB;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Max
 */
public class GetModello extends HttpServlet {
    
    @EJB
    private BusinessLogic businessLogic;

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/xml"); 
         
        response.setHeader("Cache-Control", "no-cache"); 
        PrintWriter out = response.getWriter();
            String temp = request.getParameter("marcatipo");
            StringTokenizer st = new StringTokenizer(temp);
            String marca = st.nextToken("_");
            String tipo = st.nextToken();
            List<Articolo> a = businessLogic.listaArticoliPerModello(marca,tipo);
            String modello = "";
            out.println("<select name='modello' onChange='nuovoModello(this.value)'>\n");
            out.println("<option value=''> - </option>\n");
            for(int i=0; i<a.size();i++){
                if(!modello.equals(a.get(i).getModello())){
                    modello = a.get(i).getModello();
                    out.println("<option value='" + modello + "'>" + modello + "</option>\n");
                }
            }
            out.println("<option value= 'aggiungi_modello'> Aggiungi modello</option>\n");
            out.println("</select>\n");
            out.close();
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
